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Commitments and Contingencies (Details)													9 Months Ended	12 Months Ended	16 Months Ended
Commitments and Contingencies (Details)	Mar. 08, 2023 USD ($)	Apr. 19, 2022 case	Mar. 11, 2022 stockholder	Mar. 07, 2022 stockholder	Mar. 05, 2022 case	Feb. 28, 2022 case	Dec. 24, 2021 USD ($) case	Sep. 11, 2020	Oct. 02, 2019	Mar. 24, 2015 patent	Feb. 15, 2015	Feb. 11, 2015 patent	Sep. 30, 2023 lawsuit	Dec. 31, 2021 case	Sep. 30, 2017 patent
Commitments and Contingencies
Number of lawsuits dismissed														13
Claims settled							27
Xtampza ER Litigation
Commitments and Contingencies
Number of patents listed in FDA Orange Book \| patent												11
Stay period before FDA can issue a final approval unless it is terminated										30 months	30 months
Number of patents allegedly infringed \| patent										3		5			2
Number of lawsuits filed \| patent															2
PTAB duration for issuing decision									1 year
Statutory period of proceedings								18 months
Xtampza ER Litigation \| Maximum
Commitments and Contingencies
PTAB extended duration for issuing decision									6 months
Xtampza ER Litigation, District of Massachusetts
Commitments and Contingencies
Stay period before FDA can issue a final approval unless it is terminated										30 months
Number of patents allegedly infringed \| patent										3
Opioid Litigation
Commitments and Contingencies
Number of lawsuits filed \| lawsuit													6
Number of lawsuits dismissed		8
Litigation settlement, amount awarded to other party \| $							$ 2,750,000
Claims settled							27
Opioid Litigation, Massachusetts state court
Commitments and Contingencies
Number of lawsuits by municipalities \| lawsuit													13
Multi-District Litigation (MDL)
Commitments and Contingencies
Number of lawsuits filed														21
Number of lawsuits dismissed		3
Claims settled							8
State court
Commitments and Contingencies
Claims settled							19
BDSI Acquisition Litigation
Commitments and Contingencies
Number of additional cases filed					2	2
Number of demand letters received from purported stockholders \| stockholder			4	3
Aquestive Therapeutics, Inc Litigation
Commitments and Contingencies
Litigation settlement, amount awarded to other party \| $	$ 8,500